LIST OF DIPTERA. ODD 



round tawny spot on each side : legs clothed with tawny down ; hips 

 and thighs brassy ; shanks and feet tawny, the former with a slight 

 piceous tinge; hind shanks black, tawny at the base ; hind feet pi- 

 ceous; claws black; foot-cushions ferruginous : wings slightly gray, 

 with a brown tinge along the fore borders ; wing-ribs pitchy ; veins 

 black, ferruginous towards the base ; cross-veins slightly clouded 

 with brown ; poisers tawny. Length of the body 4j lines ; of the 

 wings 8 lines. 



a. Florida. Presented by E. Doubleday, Esq. 



b. Nova Scotia. From Lieut. Eedman's collection. 



c. ■ ? From Mr. Children's collection. 



Xylota nemorum, Meig. Dipt, iii. 219, 11. Macq. Hist. Nat. 

 Dipt. i. 521, 3. Zett. Ins. Dipt. 585, 3. Milesia nemorum, 

 Fabr. Syst. And. 192, 17. M. ignava, Fall. Syrph. 11, 6. 



a. France. 



Xylota segnis, Meig. Dipt. iii. 220, 12. Macq. Dipt. Nord. 128, 1, 

 pi. 2, /. 8. Hist. Nat. Dipt.i. 521, 5. Zett. Ins. Lapp. 585, 

 1. Musca segnis, Linn. Syst. Nat. ii. 988. Faun. Suec. 1823, 

 Gmel. Ed. Syst. Nat. v. 2877, 57. Deg. Ins. vi. 54, 12. 

 Schrank, Faun. Boic. iii. 2412. Ins. Austr. 914. Stew. El. 

 ii. 266. Turt. iii. 644. M. Brassicariae, Don. Brit. Ins. v. 17, 

 pi. 151, /. 1 . M. longisco, Harr. Ex. 83, pi. 24, /. 30. Mus- 

 ca, &c, Geoff. Ins. ii. 526, 62. Schaff. Icon. pi. 107, /. 7. 

 Syrphus segnis, Fabr. Sp. Ins. ii. 428, 36. Ent. Syst. iv. 295, 

 61. Panz. Faun. Germ.\x.3. Milesia segnis, Fabr. Syst. 

 Antl. 191, 14. Latr. Gen, Crust, iv. 331. Fall. Syrph. 10,5. 



a. England. 



b. France. Presented by F. Walker, Esq. 



c. France. 



d. ? From Mr. Children's collection. 



Xylota ignava, Meig. Dipt. iii. 221, 13. Macq. Hist. Nat. Dipt. i. 

 522, 6. 



a. France. 



b. ? From Mr. Children's collection. 



Xylota lenta, Meig. Dipt. iii. 222, 15. Macq. Hist. Nat. Dipt. i. 

 522, 8. Zett. Ins. Lapp. 586, 8. Musca nigra, Schrank, 

 Faun. Boic. iii. 242, 9. Syrphus niger, Panz. Faun. Germ. 

 lx. 5. 



a. ? 



b. ? From Mr. Children's collection. 



